Inside Microsoft's Kin Phones: Not a Dumbphone, Not Yet a Smartphone

Microsoft's Kin 1 and Kin 2 phones aren't exactly dumbphones, but they're not exactly smartphones, either. They're being marketed as social networking phones for the teen set (you can tell by the way the PR people showing them off are wearing weird thumb-shirts), and they're actually a giant step forward for that category--but the line between the Kin and its more advanced older brother, Windows Phone 7, is sometimes blurry.

First, the specs (or at least what we know of them at the moment,